From 4f64be6d41d0c68d83771c492f885b995ed28979 Mon Sep 17 00:00:00 2001 From: Hugo Locurcio Date: Mon, 8 May 2023 07:16:50 +0200 Subject: [PATCH] Document Linux + NVIDIA suspend issue in Troubleshooting --- about/troubleshooting.rst | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/about/troubleshooting.rst b/about/troubleshooting.rst index 1e4ccd8ed..05b9e9c91 100644 --- a/about/troubleshooting.rst +++ b/about/troubleshooting.rst @@ -143,6 +143,22 @@ If you still wish to force sharpening or FXAA on other applications, it's recommended to do so on a per-application basis using the application profiles system provided by graphics drivers' control panels. +The editor/project freezes or displays glitched visuals after resuming the PC from suspend +------------------------------------------------------------------------------------------ + +This is a known issue on Linux with NVIDIA graphics when using the proprietary +driver. There is no definitive fix yet, as suspend on Linux + NVIDIA is often +buggy when OpenGL or Vulkan is involved. The Compatibility rendering method +(which uses OpenGL) is generally less prone to suspend-related issues compared +to the Forward+ and Forward Mobile rendering methods (which use Vulkan). + +The NVIDIA driver offers an *experimental* +`option to preserve video memory after suspend `__ +which may resolve this issue. This option has been reported to work better with +more recent NVIDIA driver versions. + +To avoid losing work, save scenes in the editor before putting the PC to sleep. + The project works when run from the editor, but fails to load some files when running from an exported copy -----------------------------------------------------------------------------------------------------------